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Datagram monitor (#400)

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Co-authored-by: Denis Angell <dangell@transia.co>
This commit is contained in:
RichardAH
2024-12-11 09:38:16 +10:00
committed by Richard Holland
parent 9d54da3880
commit e9468d8b4a
12 changed files with 1294 additions and 182 deletions
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1
Builds/CMake/RippledCore.cmake
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@@ -392,6 +392,7 @@ target_sources (rippled PRIVATE
src/ripple/app/misc/NegativeUNLVote.cpp
src/ripple/app/misc/NetworkOPs.cpp
src/ripple/app/misc/SHAMapStoreImp.cpp
src/ripple/app/misc/StateAccounting.cpp
src/ripple/app/misc/detail/impl/WorkSSL.cpp
src/ripple/app/misc/impl/AccountTxPaging.cpp
src/ripple/app/misc/impl/AmendmentTable.cpp

3
src/ripple/app/ledger/LedgerMaster.h
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@@ -152,6 +152,9 @@ public:
std::string
getCompleteLedgers();
RangeSet<std::uint32_t>
getCompleteLedgersRangeSet();
/** Apply held transactions to the open ledger
This is normally called as we close the ledger.
The open ledger remains open to handle new transactions

7
src/ripple/app/ledger/impl/LedgerMaster.cpp
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@@ -1714,6 +1714,13 @@ LedgerMaster::getCompleteLedgers()
return to_string(mCompleteLedgers);
}
RangeSet<std::uint32_t>
LedgerMaster::getCompleteLedgersRangeSet()
{
std::lock_guard sl(mCompleteLock);
return mCompleteLedgers;
}
std::optional<NetClock::time_point>
LedgerMaster::getCloseTimeBySeq(LedgerIndex ledgerIndex)
{

11
src/ripple/app/main/Application.cpp
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@@ -37,6 +37,7 @@
#include <ripple/app/main/NodeStoreScheduler.h>
#include <ripple/app/main/Tuning.h>
#include <ripple/app/misc/AmendmentTable.h>
#include <ripple/app/misc/DatagramMonitor.h>
#include <ripple/app/misc/HashRouter.h>
#include <ripple/app/misc/LoadFeeTrack.h>
#include <ripple/app/misc/NetworkOPs.h>
@@ -167,6 +168,8 @@ public:
std::unique_ptr<Logs> logs_;
std::unique_ptr<TimeKeeper> timeKeeper_;
std::unique_ptr<DatagramMonitor> datagram_monitor_;
std::uint64_t const instanceCookie_;
beast::Journal m_journal;
@@ -1523,6 +1526,14 @@ ApplicationImp::setup(boost::program_options::variables_map const& cmdline)
if (reportingETL_)
reportingETL_->start();
// Datagram monitor if applicable
if (!config_->standalone() && config_->DATAGRAM_MONITOR != "")
{
datagram_monitor_ = std::make_unique<DatagramMonitor>(*this);
if (datagram_monitor_)
datagram_monitor_->start();
}
return true;
}

1052
src/ripple/app/misc/DatagramMonitor.h Normal file
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File diff suppressed because it is too large Load Diff

166
src/ripple/app/misc/NetworkOPs.cpp
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@@ -33,6 +33,7 @@
#include <ripple/app/misc/HashRouter.h>
#include <ripple/app/misc/LoadFeeTrack.h>
#include <ripple/app/misc/NetworkOPs.h>
#include <ripple/app/misc/StateAccounting.h>
#include <ripple/app/misc/Transaction.h>
#include <ripple/app/misc/TxQ.h>
#include <ripple/app/misc/ValidatorKeys.h>
@@ -70,7 +71,6 @@
#include <ripple/rpc/impl/UDPInfoSub.h>
#include <boost/asio/ip/host_name.hpp>
#include <boost/asio/steady_timer.hpp>
#include <ripple/rpc/impl/UDPInfoSub.h>
#include <exception>
#include <mutex>
#include <set>
@@ -117,81 +117,6 @@ class NetworkOPsImp final : public NetworkOPs
running,
};
static std::array<char const*, 5> const states_;
/**
* State accounting records two attributes for each possible server state:
* 1) Amount of time spent in each state (in microseconds). This value is
* updated upon each state transition.
* 2) Number of transitions to each state.
*
* This data can be polled through server_info and represented by
* monitoring systems similarly to how bandwidth, CPU, and other
* counter-based metrics are managed.
*
* State accounting is more accurate than periodic sampling of server
* state. With periodic sampling, it is very likely that state transitions
* are missed, and accuracy of time spent in each state is very rough.
*/
class StateAccounting
{
struct Counters
{
explicit Counters() = default;
std::uint64_t transitions = 0;
std::chrono::microseconds dur = std::chrono::microseconds(0);
};
OperatingMode mode_ = OperatingMode::DISCONNECTED;
std::array<Counters, 5> counters_;
mutable std::mutex mutex_;
std::chrono::steady_clock::time_point start_ =
std::chrono::steady_clock::now();
std::chrono::steady_clock::time_point const processStart_ = start_;
std::uint64_t initialSyncUs_{0};
static std::array<Json::StaticString const, 5> const states_;
public:
explicit StateAccounting()
{
counters_[static_cast<std::size_t>(OperatingMode::DISCONNECTED)]
.transitions = 1;
}
/**
* Record state transition. Update duration spent in previous
* state.
*
* @param om New state.
*/
void
mode(OperatingMode om);
/**
* Output state counters in JSON format.
*
* @obj Json object to which to add state accounting data.
*/
void
json(Json::Value& obj) const;
struct CounterData
{
decltype(counters_) counters;
decltype(mode_) mode;
decltype(start_) start;
decltype(initialSyncUs_) initialSyncUs;
};
CounterData
getCounterData() const
{
std::lock_guard lock(mutex_);
return {counters_, mode_, start_, initialSyncUs_};
}
};
//! Server fees published on `server` subscription
struct ServerFeeSummary
{
@@ -273,6 +198,9 @@ public:
std::string
strOperatingMode(bool const admin = false) const override;
StateAccounting::CounterData
getStateAccountingData();
//
// Transaction operations.
//
@@ -777,11 +705,17 @@ private:
DispatchState mDispatchState = DispatchState::none;
std::vector<TransactionStatus> mTransactions;
StateAccounting accounting_{};
StateAccounting accounting_;
std::set<uint256> pendingValidations_;
std::mutex validationsMutex_;
RCLConsensus&
getConsensus();
LedgerMaster&
getLedgerMaster();
private:
struct Stats
{
@@ -844,19 +778,6 @@ private:
//------------------------------------------------------------------------------
static std::array<char const*, 5> const stateNames{
{"disconnected", "connected", "syncing", "tracking", "full"}};
std::array<char const*, 5> const NetworkOPsImp::states_ = stateNames;
std::array<Json::StaticString const, 5> const
NetworkOPsImp::StateAccounting::states_ = {
{Json::StaticString(stateNames[0]),
Json::StaticString(stateNames[1]),
Json::StaticString(stateNames[2]),
Json::StaticString(stateNames[3]),
Json::StaticString(stateNames[4])}};
static auto const genesisAccountId = calcAccountID(
generateKeyPair(KeyType::secp256k1, generateSeed("masterpassphrase"))
.first);
@@ -1131,7 +1052,7 @@ NetworkOPsImp::strOperatingMode(OperatingMode const mode, bool const admin)
}
}
return states_[static_cast<std::size_t>(mode)];
return {StateAccounting::states_[static_cast<std::size_t>(mode)].c_str()};
}
void
@@ -2397,6 +2318,19 @@ NetworkOPsImp::getConsensusInfo()
return mConsensus.getJson(true);
}
// RHTODO: not threadsafe?
RCLConsensus&
NetworkOPsImp::getConsensus()
{
return mConsensus;
}
LedgerMaster&
NetworkOPsImp::getLedgerMaster()
{
return m_ledgerMaster;
}
Json::Value
NetworkOPsImp::getServerInfo(bool human, bool admin, bool counters)
{
@@ -4194,6 +4128,12 @@ NetworkOPsImp::stateAccounting(Json::Value& obj)
accounting_.json(obj);
}
StateAccounting::CounterData
NetworkOPsImp::getStateAccountingData()
{
return accounting_.getCounterData();
}
// <-- bool: true=erased, false=was not there
bool
NetworkOPsImp::unsubValidations(std::uint64_t uSeq)
@@ -4664,50 +4604,6 @@ NetworkOPsImp::collect_metrics()
counters[static_cast<std::size_t>(OperatingMode::FULL)].transitions);
}
void
NetworkOPsImp::StateAccounting::mode(OperatingMode om)
{
auto now = std::chrono::steady_clock::now();
std::lock_guard lock(mutex_);
++counters_[static_cast<std::size_t>(om)].transitions;
if (om == OperatingMode::FULL &&
counters_[static_cast<std::size_t>(om)].transitions == 1)
{
initialSyncUs_ = std::chrono::duration_cast<std::chrono::microseconds>(
now - processStart_)
.count();
}
counters_[static_cast<std::size_t>(mode_)].dur +=
std::chrono::duration_cast<std::chrono::microseconds>(now - start_);
mode_ = om;
start_ = now;
}
void
NetworkOPsImp::StateAccounting::json(Json::Value& obj) const
{
auto [counters, mode, start, initialSync] = getCounterData();
auto const current = std::chrono::duration_cast<std::chrono::microseconds>(
std::chrono::steady_clock::now() - start);
counters[static_cast<std::size_t>(mode)].dur += current;
obj[jss::state_accounting] = Json::objectValue;
for (std::size_t i = static_cast<std::size_t>(OperatingMode::DISCONNECTED);
i <= static_cast<std::size_t>(OperatingMode::FULL);
++i)
{
obj[jss::state_accounting][states_[i]] = Json::objectValue;
auto& state = obj[jss::state_accounting][states_[i]];
state[jss::transitions] = std::to_string(counters[i].transitions);
state[jss::duration_us] = std::to_string(counters[i].dur.count());
}
obj[jss::server_state_duration_us] = std::to_string(current.count());
if (initialSync)
obj[jss::initial_sync_duration_us] = std::to_string(initialSync);
}
//------------------------------------------------------------------------------
std::unique_ptr<NetworkOPs>

41
src/ripple/app/misc/NetworkOPs.h
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@@ -20,8 +20,10 @@
#ifndef RIPPLE_APP_MISC_NETWORKOPS_H_INCLUDED
#define RIPPLE_APP_MISC_NETWORKOPS_H_INCLUDED
#include <ripple/app/consensus/RCLConsensus.h>
#include <ripple/app/consensus/RCLCxPeerPos.h>
#include <ripple/app/ledger/Ledger.h>
#include <ripple/app/misc/StateAccounting.h>
#include <ripple/core/JobQueue.h>
#include <ripple/ledger/ReadView.h>
#include <ripple/net/InfoSub.h>
@@ -42,35 +44,6 @@ class LedgerMaster;
class Transaction;
class ValidatorKeys;
// This is the primary interface into the "client" portion of the program.
// Code that wants to do normal operations on the network such as
// creating and monitoring accounts, creating transactions, and so on
// should use this interface. The RPC code will primarily be a light wrapper
// over this code.
//
// Eventually, it will check the node's operating mode (synched, unsynched,
// etectera) and defer to the correct means of processing. The current
// code assumes this node is synched (and will continue to do so until
// there's a functional network.
//
/** Specifies the mode under which the server believes it's operating.
This has implications about how the server processes transactions and
how it responds to requests (e.g. account balance request).
@note Other code relies on the numerical values of these constants; do
not change them without verifying each use and ensuring that it is
not a breaking change.
*/
enum class OperatingMode {
DISCONNECTED = 0, //!< not ready to process requests
CONNECTED = 1, //!< convinced we are talking to the network
SYNCING = 2, //!< fallen slightly behind
TRACKING = 3, //!< convinced we agree with the network
FULL = 4 //!< we have the ledger and can even validate
};
/** Provides server functionality for clients.
Clients include backend applications, local commands, and connected
@@ -221,6 +194,13 @@ public:
virtual Json::Value
getConsensusInfo() = 0;
virtual RCLConsensus&
getConsensus() = 0;
virtual LedgerMaster&
getLedgerMaster() = 0;
virtual Json::Value
getServerInfo(bool human, bool admin, bool counters) = 0;
virtual void
@@ -228,6 +208,9 @@ public:
virtual Json::Value
getLedgerFetchInfo() = 0;
virtual StateAccounting::CounterData
getStateAccountingData() = 0;
/** Accepts the current transaction tree, return the new ledger's sequence
This API is only used via RPC with the server in STANDALONE mode and

49
src/ripple/app/misc/StateAccounting.cpp Normal file
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@@ -0,0 +1,49 @@
#include <ripple/app/misc/StateAccounting.h>
namespace ripple {
void
StateAccounting::mode(OperatingMode om)
{
std::lock_guard lock(mutex_);
auto now = std::chrono::steady_clock::now();
++counters_[static_cast<std::size_t>(om)].transitions;
if (om == OperatingMode::FULL &&
counters_[static_cast<std::size_t>(om)].transitions == 1)
{
initialSyncUs_ = std::chrono::duration_cast<std::chrono::microseconds>(
now - processStart_)
.count();
}
counters_[static_cast<std::size_t>(mode_)].dur +=
std::chrono::duration_cast<std::chrono::microseconds>(now - start_);
mode_ = om;
start_ = now;
}
void
StateAccounting::json(Json::Value& obj)
{
auto [counters, mode, start, initialSync] = getCounterData();
auto const current = std::chrono::duration_cast<std::chrono::microseconds>(
std::chrono::steady_clock::now() - start);
counters[static_cast<std::size_t>(mode)].dur += current;
obj[jss::state_accounting] = Json::objectValue;
for (std::size_t i = static_cast<std::size_t>(OperatingMode::DISCONNECTED);
i <= static_cast<std::size_t>(OperatingMode::FULL);
++i)
{
obj[jss::state_accounting][states_[i]] = Json::objectValue;
auto& state = obj[jss::state_accounting][states_[i]];
state[jss::transitions] = std::to_string(counters[i].transitions);
state[jss::duration_us] = std::to_string(counters[i].dur.count());
}
obj[jss::server_state_duration_us] = std::to_string(current.count());
if (initialSync)
obj[jss::initial_sync_duration_us] = std::to_string(initialSync);
}
} // namespace ripple

99
src/ripple/app/misc/StateAccounting.h Normal file
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@@ -0,0 +1,99 @@
#ifndef RIPPLE_APP_MAIN_STATEACCOUNTING_H_INCLUDED
#define RIPPLE_APP_MAIN_STATEACCOUNTING_H_INCLUDED
#include <ripple/basics/chrono.h>
#include <ripple/beast/utility/Journal.h>
#include <ripple/json/json_value.h>
#include <ripple/protocol/jss.h>
#include <array>
#include <mutex>
namespace ripple {
// This is the primary interface into the "client" portion of the program.
// Code that wants to do normal operations on the network such as
// creating and monitoring accounts, creating transactions, and so on
// should use this interface. The RPC code will primarily be a light wrapper
// over this code.
//
// Eventually, it will check the node's operating mode (synched, unsynched,
// etectera) and defer to the correct means of processing. The current
// code assumes this node is synched (and will continue to do so until
// there's a functional network.
//
/** Specifies the mode under which the server believes it's operating.
This has implications about how the server processes transactions and
how it responds to requests (e.g. account balance request).
@note Other code relies on the numerical values of these constants; do
not change them without verifying each use and ensuring that it is
not a breaking change.
*/
enum class OperatingMode {
DISCONNECTED = 0, //!< not ready to process requests
CONNECTED = 1, //!< convinced we are talking to the network
SYNCING = 2, //!< fallen slightly behind
TRACKING = 3, //!< convinced we agree with the network
FULL = 4 //!< we have the ledger and can even validate
};
class StateAccounting
{
public:
constexpr static std::array<Json::StaticString const, 5> const states_ = {
{Json::StaticString("disconnected"),
Json::StaticString("connected"),
Json::StaticString("syncing"),
Json::StaticString("tracking"),
Json::StaticString("full")}};
struct Counters
{
explicit Counters() = default;
std::uint64_t transitions = 0;
std::chrono::microseconds dur = std::chrono::microseconds(0);
};
private:
OperatingMode mode_ = OperatingMode::DISCONNECTED;
std::array<Counters, 5> counters_;
mutable std::mutex mutex_;
std::chrono::steady_clock::time_point start_ =
std::chrono::steady_clock::now();
std::chrono::steady_clock::time_point const processStart_ = start_;
std::uint64_t initialSyncUs_{0};
public:
explicit StateAccounting()
{
counters_[static_cast<std::size_t>(OperatingMode::DISCONNECTED)]
.transitions = 1;
}
//! Record state transition. Update duration spent in previous state.
void
mode(OperatingMode om);
//! Output state counters in JSON format.
void
json(Json::Value& obj);
using CounterData = std::tuple<
decltype(counters_),
decltype(mode_),
decltype(start_),
decltype(initialSyncUs_)>;
CounterData
getCounterData()
{
return {counters_, mode_, start_, initialSyncUs_};
}
};
} // namespace ripple
#endif

2
src/ripple/core/Config.h
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@@ -155,6 +155,8 @@ public:
std::map<std::string, PublicKey>
IMPORT_VL_KEYS; // hex string -> class PublicKey (for caching purposes)
std::string DATAGRAM_MONITOR;
enum StartUpType {
FRESH,
NORMAL,

1
src/ripple/core/ConfigSections.h
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@@ -101,6 +101,7 @@ struct ConfigSection
#define SECTION_SWEEP_INTERVAL "sweep_interval"
#define SECTION_NETWORK_ID "network_id"
#define SECTION_IMPORT_VL_KEYS "import_vl_keys"
#define SECTION_DATAGRAM_MONITOR "datagram_monitor"
} // namespace ripple

12
src/ripple/core/impl/Config.cpp
View File

@@ -281,6 +281,9 @@ Config::setupControl(bool bQuiet, bool bSilent, bool bStandalone)
// RAM and CPU resources. We default to "tiny" for standalone mode.
if (!bStandalone)
{
NODE_SIZE = 4;
return;
// First, check against 'minimum' RAM requirements per node size:
auto const& threshold =
sizedItems[std::underlying_type_t<SizedItem>(SizedItem::ramSizeGB)];
@@ -465,7 +468,6 @@ Config::loadFromString(std::string const& fileContents)
SNTP_SERVERS = *s;
// if the user has specified ip:port then replace : with a space.
{
auto replaceColons = [](std::vector<std::string>& strVec) {
const static std::regex e(":([0-9]+)$");
for (auto& line : strVec)
@@ -484,7 +486,6 @@ Config::loadFromString(std::string const& fileContents)
replaceColons(IPS_FIXED);
replaceColons(IPS);
}
{
std::string dbPath;
@@ -509,6 +510,13 @@ Config::loadFromString(std::string const& fileContents)
NETWORK_ID = beast::lexicalCastThrow<uint32_t>(strTemp);
}
if (getSingleSection(secConfig, SECTION_DATAGRAM_MONITOR, strTemp, j_))
{
std::vector<std::string> vecTemp{strTemp};
replaceColons(vecTemp);
DATAGRAM_MONITOR = vecTemp[0];
}
if (getSingleSection(secConfig, SECTION_PEER_PRIVATE, strTemp, j_))
PEER_PRIVATE = beast::lexicalCastThrow<bool>(strTemp);